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| -rwxr-xr-x | contrib/check_mail.py | 162 |
1 files changed, 162 insertions, 0 deletions
diff --git a/contrib/check_mail.py b/contrib/check_mail.py new file mode 100755 index 0000000..14d2e82 --- /dev/null +++ b/contrib/check_mail.py @@ -0,0 +1,162 @@ +#!/usr/bin/env python +# -*- coding: utf-8 -*- + +# This script wraps i3status output and inject mail status, or just reports +# status on command line. It is based on 'wrapper.py' script by Valentin +# Haenel, which could be found at: +# http://code.stapelberg.de/git/i3status/tree/contrib/wrapper.py +# +# To use it, ensure your ~/.i3status.conf contains this line: +# output_format = "i3bar" +# in the 'general' section. +# Then, in your ~/.i3/config, use: +# status_command i3status | path/to/check_mail.py ... +# In the 'bar' section. +# +# Or just run: +# ./check_mail.py -1 ... +# +# Information on command line arguments (flags) may be obtained by running +# ./check_mail.py -h +# +# © 2015 Dmitrij D. Czarkoff <czarkoff@gmail.com> +# +# Permission to use, copy, modify, and/or distribute this software for any +# purpose with or without fee is hereby granted, provided that the above +# copyright notice and this permission notice appear in all copies. +# +# THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH +# REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY +# AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, +# INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM +# LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR +# OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR +# PERFORMANCE OF THIS SOFTWARE. + +import argparse +import json +import os +import os.path +import sys + +def print_line(message): + """ Non-buffered printing to stdout. """ + sys.stdout.write(message + '\n') + sys.stdout.flush() + +def read_line(): + """ Interrupted respecting reader for stdin. """ + # try reading a line, removing any extra whitespace + try: + line = sys.stdin.readline().strip() + # i3status sends EOF, or an empty line + if not line: + sys.exit(3) + return line + # exit on ctrl-c + except KeyboardInterrupt: + sys.exit() + +def check_mail(label, nomail, ignore, colors): + """ Check mail in mailbox "label" and return report and color """ + name = label + if not os.path.isabs(name): + name = os.path.join(os.environ['HOME'], name) + + if not os.path.exists(name) or os.path.getsize(name) == 0: + return nomail, colors[0] + + if os.path.isfile(name): + import mailbox + + try: + mbox = mailbox.mbox(name, create = False) + messages = 0 + for msg in mbox: + if msg.get_flags() == '': + messages += 1 + + if messages > 0: + return '{0}:{1}'.format(os.path.basename(name), + messages), colors[1] + else: + return nomail, colors[0] + + except: + pass + + elif os.path.isdir(name): + report = '' + maildirs = 0 + + for subdir in os.listdir(name): + subdirpath = os.path.join(name, subdir) + if 'new' in os.listdir(subdirpath): + maildirs += 1 + if subdir not in ignore: + messages = len(os.listdir(os.path.join(subdirpath, 'new'))) + if messages > 0: + report += ' {0}:{1}'.format(subdir, messages) + + if maildirs > 0: + if len(report) > 0: + return report[1:], colors[1] + else: + return nomail, colors[0] + + return '{0}: not a mailbox'.format(name), colors[2] + +if __name__ == '__main__': + parser = argparse.ArgumentParser(description='Check mailboxes.') + parser.add_argument('mailbox', help='path to mailbox', type=str, nargs='*', + default=['/var/mail/{0}'.format(os.getlogin())]) + parser.add_argument('-i', '--ignore', action='append', help='ignore named ' + 'mailboxes', type=str, dest='ignore', metavar='mailbox') + parser.add_argument('-1', '--once', help='check mailboxes, write results ' + 'to stdout and exit', action='store_true') + parser.add_argument('-0', '--nomail', help='text to print if no new mail ' + 'found', type=str, default='') + parser.add_argument('-g', '--good', help='color to use when there is no ' + 'new mail', type=str, default='#00FF00') + parser.add_argument('-d', '--degraded', help='color to use when there is ' + 'new mail', type=str, default='#FFFF00') + parser.add_argument('-b', '--bad', help='color to use when error was ' + 'detected', type=str, default='#FF0000') + parser.add_argument('-p', '--position', help='position of mail reports in ' + 'i3bar status', type=int, default=0) + args = parser.parse_args() + + colors = [args.good, args.degraded, args.bad] + + if args.once: + for name in args.mailbox: + report, color = check_mail(name, args.nomail, args.ignore, colors) + sys.stderr.write(report + '\n') + exit(0) + + # Skip the first line which contains the version header. + print_line(read_line()) + + # The second line contains the start of the infinite array. + print_line(read_line()) + + while True: + line, prefix = read_line(), '' + # ignore comma at start of lines + if line.startswith(','): + line, prefix = line[1:], ',' + + j = json.loads(line) + # insert information into the start of the json + i = args.position + for name in args.mailbox: + report, color = check_mail(name, args.nomail, args.ignore, colors) + j.insert(i, { + 'name' : 'mail', + 'instance' : name, + 'full_text' : report, + 'color' : color + }) + i += 1 + # and echo back new encoded json + print_line(prefix+json.dumps(j)) |